diff --git a/clang-tools-extra/clangd/ClangdServer.h b/clang-tools-extra/clangd/ClangdServer.h
--- a/clang-tools-extra/clangd/ClangdServer.h
+++ b/clang-tools-extra/clangd/ClangdServer.h
@@ -131,7 +131,7 @@
     bool BuildRecoveryAST = true;
 
     /// If true, turn on the `-frecovery-ast-type` clang flag.
-    bool PreserveRecoveryASTType = false;
+    bool PreserveRecoveryASTType = true;
 
     /// Clangd's workspace root. Relevant for "workspace" operations not bound
     /// to a particular file.
diff --git a/clang-tools-extra/clangd/tool/ClangdMain.cpp b/clang-tools-extra/clangd/tool/ClangdMain.cpp
--- a/clang-tools-extra/clangd/tool/ClangdMain.cpp
+++ b/clang-tools-extra/clangd/tool/ClangdMain.cpp
@@ -291,9 +291,8 @@
 opt<bool> RecoveryASTType{
     "recovery-ast-type",
     cat(Features),
-    desc("Preserve the type for recovery AST. Note that "
-         "this feature is experimental and may lead to crashes"),
-    init(false),
+    desc("Preserve the type for recovery AST."),
+    init(ClangdServer::Options().PreserveRecoveryASTType),
     Hidden,
 };